Answer: 20x - 33
Explanation:
The equation is:

- First, we must use the distributive property by taking -4 and multiplying it through the parentheses. For example,
so, this will become = 9 - 20x + 24
2. Next, since everything has been distributed; we will add 9 + 24, in order to simplify it completely.

3. Finally, we have simplified the equation completely. The final answer become:
